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Add JSON_RECURSION_DEPTH_LIMIT to set how deep value walks recurse (#6081)

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Signed-off-by: Niels Lohmann <mail@nlohmann.me>
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Niels Lohmann authored and GitHub committed 2026-11-11 22:32:05 +01:00
1 parent 0660d78b9c
commit 1dae5a66b1
30 files changed
+1340 -95
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tests/src/unit-merge_diff.cpp
+3 -2
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@@ -930,14 +930,15 @@ TEST_CASE("JSON Merge Patch diff of deeply nested values")
SECTION("the patch is the same past the descent bound")
{
// depths on either side of the nesting depth up to which merge_diff()
// recurses (detail::recursion_depth_limit(), 128); not every depth up
// recurses (detail::recursion_depth_limit(), 128 by default); not every depth up
// to 300, to keep the test fast under Valgrind
std::vector<std::size_t> depths;
for (std::size_t depth = 0; depth <= 16; ++depth)
{
depths.push_back(depth);
}
for (std::size_t depth = 120; depth <= 136; ++depth)
const std::size_t limit = nlohmann::detail::recursion_depth_limit();
for (std::size_t depth = limit > 8 ? limit - 8 : 0; depth <= limit + 8; ++depth)
{
depths.push_back(depth);
}